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Basic
Basic
Basic

Cylindrical agglomerated cork body treated by a steam-extraction system,  with a 3/7 mm granulometry and with a natural cork disk on each end.

 

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DIMENSIONS :

44x23,5 mm and all dimensions to be determined

 

TOLERANCE :

Length: ± 0,3 mm
Diameter: ± 0,2 mm
Moisture content: 4 % – 8 %
Density: 270 kg/m3 ± 6 %
Extraction force: 15 – 40 daN
Capillarity: <1/3 of length
Recovery: ≥ 91 % after 5 min; ≥ 93 % after 1 hour
Liquid seal capability: 100 % < 6 bars
Powder content/stopper: ≤ 0,001 g/stopper
Aerobic bacteria: < 30 U.F.C./stopper
Fungi and yeasts: < 10 U.F.C./stopper
Scent and flavour control: no effect


Tests and specifications in accordance with UNE 56926.

These specifications are understood when the corks leave the factory.